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Datasheet. 12271209 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a nut thread
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
RIGHT-Hand nut thread
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
RIGHT-Hand stud thread
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.360in. nut thread and 0.390in. nut thread ⁓25/64"
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.910in. stud thread ⁓59/64"
The length of the enlarged portion/s/ located on the shank of the item.
0.150in. and 0.170in.
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.550in. and 1.580in. ⁓1-19/32"
0.050in. and 0.070in.
The distance across the flats.
0.308in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28 nut thread
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
34.0 rockwell c and 41.0 rockwell c
A designation that is used for the purpose of general identification of the thread.
0.250in. nut thread ⁓1/4"
0.050in. and 0.070in.
0.250in. and 0.270in.
0.180in. and 0.200in.
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
stud, HEX-Cylinder
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
stud end threads are 0.3125-24 unjf, class 3a
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel corrosion resisting
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 5773 assn std single material response or ams 5763 assn std single material response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
shouldered and stepped
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
unjf nut thread
Answers.
1EA
Unjf nut thread
Shouldered and stepped
Steel corrosion resisting
28 nut thread
0.910 inches stud thread
0.360 inches minimum nut thread and 0.390 inches maximum nut thread
Right-hand stud thread
Right-hand nut thread
3a nut thread
FSC 5307 ⁓ Studs
NSN 5307-01-100-0449 STUD,SHOULDERED AND STEPPED
unjf nut thread thread series shouldered stud end threads are 0.3125-24 unjf, class 3a stud, hex-cylinder 28 nut thread thread quantity per inch 1.550" overall length 0.910" stud thread thread length right-hand stud thread 3a nut thread thread class
- NIIN
- 011000449
- NIIN Date
- 08/27/80
- Schedule B
- Name Code
- 15944
- FIIG
- A051A0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $24.25 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Department of The Army
- - U.s. Marine Corps
- - Australia
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- 70.0
- LCL (less than a car load rating)
- 70.0
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
- Commodity (for shipments via water)
- Metal hardware
- NMFC (national motor freight code)
- 095190 HARDWARE, NOI SUB 9
- UFC (universal freight code)
- 49790
Similar by Design Other studs with similar characteristics
Nothing similar to this part number was found in our inventory
12271209 / Stud,shouldered and steppedWhat is the formal definition of this item?
A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends, on which the nominal diameter of one threaded section is greater than the other. all or part of the unthreaded section is greater than the maximum major diameter of the largest threaded section. it may be thread relieved. excludes items with tapered threads. see also stud, locked in.
